EP 0562466 A1 19930929 - Method for simultaneous biological removal of nitrogen and of corresponding biomasses.
Title (en)
Method for simultaneous biological removal of nitrogen and of corresponding biomasses.
Title (de)
Verfahren zur simultanen biologischen Stickstoffelimination und entsprechende Biomassen.
Title (fr)
Procédé pour l'élimination biologique simultanée d'azote et biomasses correspondantes.
Publication
Application
Priority
DE 4208698 A 19920318
Abstract (en)
A method for simultaneous nitrification and denitrification in an aeration tank by continuous or batchwise addition of selected externally cultivated nitrifying and denitrifying mixed cultures at an oxygen concentration of 0.1 to 1.0 mg/l. <IMAGE>
Abstract (de)
Verfahren zur simultanen Nitrifikation und Denitrifikation in einem Belebungsbecken durch kontinuierliche oder diskontinuierliche Zugabe von selektierten, extern gezüchteten nitrifizierenden und denitrifizierenden Mischkulturen bei einer Sauerstoffkonzentration von 0,1 bis 1,0 mg/l. <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP)
C02F 3/302 (2013.01); C02F 3/34 (2013.01)
Citation (search report)
- [A] US 4537682 A 19850827 - WONG-CHONG GEORGE M [US]
- [A] AT 224572 B 19621126 - HOLZINGER MR DR PHIL LUDWIG
- [A] EP 0465452 A1 19920108 - MONSANTO CO [US]
- [A] DE 3725489 A1 19890420 - VOLGO URAL NI I PI DOBYCE I PE [SU]
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0562466 A1 19930929; DE 4208698 A1 19931014; DE 4208698 C2 19951012
DOCDB simple family (application)
EP 93104483 A 19930318; DE 4208698 A 19920318